Dr Nasr Al Din IDE is Professor in Numerical Analysis, Aleppo University, Department of Mathematics. He received his DEA degree in pure Mathematics (1986) from Department of Mathematics, University of Claude Bernard Lyon-, FRANCE and his PhD from ENSMST, FRANCE (1990). He has /32/ years of teaching. His research area is rotating of tensors, Numerical solution of Non-linear Algebraic and differential Equations, Finite Element Analysis, Homotopy Methods. He has published about (100) papers in the international journal. He has also published (4) books on Numerical Analysis and Logic Algebra at Aleppo University. He supervised a large number of master's and doctoral students and is still supervising a number of others until now. Contributed to the reviewing of papers and a member of the editorial board of a large number of scientific journals.